Denial of service in Huawei Products
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-22320 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Huawei IPS Module Server applications / IDS/IPS systems, Firewalls and proxy servers Huawei NIP6600 Server applications / IDS/IPS systems, Firewalls and proxy servers Huawei NIP6800 Server applications / IDS/IPS systems, Firewalls and proxy servers Huawei NGFW Module Server applications / Other server solutions Huawei Secospace USG6300 Server applications / Server solutions for antivurus protection Huawei Secospace USG6500 Server applications / Server solutions for antivurus protection Huawei Secospace USG6600 Server applications / Server solutions for antivurus protection |
| Vendor | Huawei |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Input validation error
EUVDB-ID: #VU50909
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-22320
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a module cannot deal with specific messages correctly. A remote attacker can send malicious messages and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsHuawei IPS Module: V500R005C00SPC100 - V500R005C20SPC300
Huawei NGFW Module: V500R005C00SPC100 - V500R005C20SPC300
Huawei NIP6600: V500R001C30SPC200 - V500R005C20SPC500
Huawei NIP6800: V500R001C60SPC500 - V500R005C20SPC500
Huawei Secospace USG6300: V500R001C30SPC200 - V500R005C20SPC500
Huawei Secospace USG6500: V500R001C30SPC200 - V500R005C20SPC500
Huawei Secospace USG6600: V500R001C30SPC200 - V500R005C20SPC500
External linkshttp://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210210-03-dos-en
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
